Robert "Bob" E. Pringle, 86, of Hermantown, passed away on April 2, 2018, after an 11 year struggle with Alzheimer Disease. Bob was a 15 year Veteran of the 148th Minn. Air National Guard and retired from ISD #709 in 1994. Bob will be sadly missed by his wife of 62 years, Marilyn; daughter, Linda (Snorri) Gudmundsson of Daytona Beach, FL; and his grandson, Kevin (Erin) Knaus of Duluth. There is no service planned at this time.